One-Dimensional Array Average and Above
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Questions and Answers

How are specific elements accessed in an array in Java?

  • By their index (correct)
  • By their data type
  • By their value
  • By their memory location
  • What is the purpose of using arrays in Java?

  • To store multiple values of different data types
  • To provide indexed access to store values (correct)
  • To declare separate variables for each value
  • To limit the number of values that can be stored
  • What is the preferred style for declaring array variables in Java?

  • datatype[] arrayRefVar; (correct)
  • datatype arrayRefVar[]; // This allowed, but not preferred style is
  • datatype[arraySize] arrayRefVar;
  • datatype arrayRefVar[];
  • What does the expression 'myList = new double[10];' do in Java?

    <p>It declares an array with 10 elements</p> Signup and view all the answers

    What is the purpose of using arrays to store multiple values in Java?

    <p>To store multiple values in a single variable</p> Signup and view all the answers

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